From b4de3608156311b615da4bcc4c095913abc44825 Mon Sep 17 00:00:00 2001 From: Grazvydas Ignotas Date: Fri, 12 Feb 2010 23:57:13 +0200 Subject: [PATCH] power_supply: bq27x00: fix temperature conversion The power supply class requires tenths of degree Celsius. Signed-off-by: Grazvydas Ignotas Acked-by: Rodolfo Giometti Signed-off-by: Anton Vorontsov --- drivers/power/bq27x00_battery.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/power/bq27x00_battery.c b/drivers/power/bq27x00_battery.c index 3ae3e08..3da9e0a 100644 --- a/drivers/power/bq27x00_battery.c +++ b/drivers/power/bq27x00_battery.c @@ -74,7 +74,7 @@ static int bq27x00_read(u8 reg, int *rt_value, int b_single, } /* - * Return the battery temperature in Celsius degrees + * Return the battery temperature in tenths of degree Celsius * Or < 0 if something fails. */ static int bq27x00_battery_temperature(struct bq27x00_device_info *di) @@ -88,7 +88,7 @@ static int bq27x00_battery_temperature(struct bq27x00_device_info *di) return ret; } - return (temp >> 2) - 273; + return ((temp >> 2) - 273) * 10; } /* -- 1.8.2.3